Alex spent the summer helping his family's business he was hoping to earn enough money to buy new $220 gaming system by the end of the summer halfway. through the summer after working for 4 weeks he had earned $112 Alex wonders if I continue to work and earn money at this rate will I have enough money to buy the gaming system

to determine if he will earn enough money he decided to make a table he entered his total money earned at the end of week 1 and his total money at the end of week 4